An attractive aluminum crank with hollow arms for lightweight, rigidity, and durability

The newly designed crank arms offer an optimized balance between lightweight and efficiency. The crank, formed with hollow aluminum technology, is anodized with a beautiful gloss black anodized finish, giving it a luxurious look. The resin ribs on the back of the chainrings are SHIMANO 105's unique structural design that achieves both thorough weight reduction and crisp shifting performance.

FEATURES

Optimal balance of stiffness, strength, weight and rotational performance
HOLLOWTECH II structure cuts weight yet maintains strength for better power transfer
Crank arm length: 160, 165, 170, 172.5, 175 mm
Gear combination: 50-34T, 52-36T
Q-factor: 148 mm

PRODUCT SPECIFICATIONS

MODEL NO FC-R7100
SERIES SHIMANO 105 R7100 Di2 Series
Color Black
Threaded bottom bracket shell width (mm)_70 ✔
Chainring combination 50-34T 52-36T
Compatible bottom bracket type_Outboard ✔
Crank fixing screw included ✔
Crank arm length (mm)_160 ✔
Crank arm length (mm)_165 ✔
Crank arm length (mm)_170 ✔
Crank arm length (mm)_172.5 ✔
Crank arm length (mm)_175 ✔
Spider/Gear arms 4
HOLLOWTECH II ✔
HOLLOWTECH crank arm ✔
Optional chain guard_Without chain/bash guard ✔
Recommended bottom bracket_Press-fit SM-BB72-41B
Recommended bottom bracket_Threaded (normal) SM-BBR60
Threaded bottom bracket shell width (mm)_68 ✔
Q-factor (mm) 148
Chain line (mm) 44.5
Compatible chain HG 12-speed
P.C.D. (mm) 110
Rear speeds 12

SHIMANO ULTEGRA Threaded Bottom Bracket 68/70 mm shell width
SM-BBR60

SHIMANO ULTEGRA - Bottom Bracket - Threaded - HOLLOWTECH II - 68/70 mm shell width

With reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life.

PRODUCT SPECIFICATIONS

MODEL NO SM-BBR60
SERIES ULTEGRA R8100 Series
Average weight 77
HOLLOWTECH II bottom bracket|Threaded bottom bracket type ✔
Threaded bottom bracket shell width (mm)|68 ✔
Threaded bottom bracket shell width (mm)|70 ✔
Small ball bearing ✔

A new level of performance for SHIMANO 12-speed road rear derailleurs

Wide 36T-compatible 12-speed Di2 rear derailleur. Receiving the wireless shifting signal from the shift lever, the SHIMANO 105 rear derailleur completes a shift in the blink of an eye with its high-performance motor and optimized link structure. This is the hub of the Di2 system, with the charging port, indicator LEDs, adjustment switches and more integrated into a compact package. A low-profile design reduces damage from contact and falls.

FEATURES

Compact design includes an integrated wireless unit, charger, switch
LED status indicator
Battery indicator
Pairing
Adjust mode, etc.
Wider range capacity
Max. low sprocket: 36T

PRODUCT SPECIFICATIONS

MODEL NO RD-R7150
SERIES SHIMANO 105 R7100 Di2 Series
Color Series color
Remarks w/o Bracket spec. available
Firmware update by E-TUBE PROJECT ✔
Total capacity 41T
Charging port (pcs) ✔
B-axle_Hollow axle ✔
B-axle 2_Hollow axle ✔
Mount_Direct attachment (Conventional) ✔
Mount_Direct Mount ✔
Fluoric coated link bushings 4
Low sprocket_Max. 36T
Low sprocket_Min. 34T
Max. front difference 16T
Pulley_Sunken type pulley bolt ✔
Pulley_Teeth 11
Top-normal spring type_SHIMANO SHADOW RD ✔
Top sprocket_Max. 11T
Top sprocket_Min. 11T
Rear speeds 12
Charging cable EW-EC300
Di2 connectivity wired_Di2 shifting ✔
Di2 connectivity wireless_ANT private (*2)_Adjust mode information ✔
Di2 connectivity wireless_ANT private (*2)_Di2 battery level ✔
Di2 connectivity wireless_ANT private (*2)_Gear position ✔
Di2 connectivity wireless_ANT private (*2)_SHIMANO STEPS data items (*3) ✔
Di2 connectivity wireless_Bluetooth® LE custom (*1)_Adjust mode information ✔
Di2 connectivity wireless_Bluetooth® LE custom (*1)_Compatible with E-TUBE PROJECT ✔
Di2 connectivity wireless_Bluetooth® LE custom (*1)_Compatible with E-TUBE RIDE ✔
Di2 connectivity wireless_Bluetooth® LE custom (*1)_Di2 battery level ✔
Di2 connectivity wireless_Bluetooth® LE custom (*1)_Gear position ✔
Di2 connectivity wireless_Bluetooth® LE custom (*1)_SHIMANO STEPS data items (*3) ✔
Di2 connectivity wireless_Di2 shifting ✔
LED for system status ✔
SD300 connector (pcs) 0
SD300 port (pcs) 1
SD50 connector (pcs) 0
SD50 port (pcs) 0

Di2 brings precise, coordinated front shifting to SHIMANO 105

SHIMANO Di2 electronic shifting lets you change from the big to small chainrings, or vice versa, whenever you like while minimizing the risk of a dropped chain. Similarly, you can perform rear shifts without the need to trim the front derailleur to avoid chain rub. Full- and semi-synchronized shifting functions can be selected using the E-TUBE app. With digitally accurate electronic shifts and coordinated communication between shifters and derailleurs, the new SHIMANO 105 front derailleur offers the best shifting you've ever experienced.

FEATURES

Powerful, accurate, smooth front shifting
Programmed chain guide control by automatic trim
SHIMANO SYNCHRONIZED SHIFT
Manual, full- and semi-synchronized shifting program
Top gear teeth capacity: 50-52T

PRODUCT SPECIFICATIONS

MODEL NO FD-R7150
SERIES SHIMANO 105 R7100 Di2 Series
Color Series color
Action_Down Swing ✔
Chain line (mm) 44.5
Chain stay angle (deg.) 61 - 66
Compatible chain HG 12-speed
Firmware update by E-TUBE PROJECT ✔
Link bushings 2
Mount_Brazed-On ✔
Top gear teeth 50-52T
Total capacity 16T
Front speeds 2
Rear speeds 12
SD300 port (pcs) 1

Worry-free Di2 shifting in a compact shifter size

The new SHIMANO 105 shift/brake lever features Di2 electronic shifting for the first time, bringing precise, intuitive gear changes to even more riders. Reach adjustment and customized button functions allow you to dial in your ideal ergonomics.

FEATURES

Clean cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast
Longer lasting. Uses two CR1632 batteries (battery life: 3.5 to 4 years)
Compact, ergonomic performance cascaded from DURA-ACE
Raised hood peak improves ergonomics, while a longer hood body increases hand support
Make DURA-ACE yours with custom button function and adjustable ergonomics
Easily change button function with the E-TUBE app
Find your optimum lever position with simple reach adjust

PRODUCT SPECIFICATIONS

MODEL NO ST-R7170-L/R
SERIES SHIMANO 105 R7100 Di2 Series
Color Series color
Firmware update by E-TUBE PROJECT ✔
Port for remote sprinter shifter (pcs) 0
Brake lever_Clamp band (mm) 23.8 - 24.2
Brake lever_Reach adjust ✔
Brake lever_Brake fluid_SHIMANO Mineral Oil SHIMANO Mineral
Brake lever specifications_Brake hose color (kit) Black
Brake lever_Free stroke adjust ✔
Brake lever_Recommended brake caliper BR-R7170
Brake lever_Brake hose (Kit) SM-BH90-J-SSR SM-BH90-JK-SSR
Brake lever_Funnel bleeding ✔
Brake lever_Hose joint Straight
Shifter type DUAL CONTROL LEVER
Battery CR1632 x 2
Di2 connectivity wireless_Di2 shifting ✔
Port for SD300 satellite shifter (pcs) 0
SD300 connector (pcs) 0
SD300 port (pcs) 1
SD50 connector (pcs) 0
SD50 port (pcs) 0

A 12-speed cassette range that brings versatility to any rider or road

From sprinting on the flats to climbing steep inclines, the 11-34T cassette has you covered. It is compatible with both SHIMANO 11-speed and 12-speed FREEHUB bodies.

FEATURES

Refined 12-step gear combination provides peak efficiency and accelerating performance for every situation
Compatible with new 12-speed and road 11-speed FREEHUB body

PRODUCT SPECIFICATIONS

MODEL NO CS-R7101-12
SERIES SHIMANO 105 R7100 Di2 Series
Combination 11-12-13-14-15-17-19-21-24-27-30-34T
Combination name (Group name) 11-34T
Type HG
Compatible chain HG 12-speed
Rear speeds 12
Aluminum gear_QTY (pcs) 0
Aluminum spider arm_QTY (pcs) 1
Spline type_HG spline L2 (ROAD 12-speed dedicated) ✔
Steel gear_QTY (pcs) 12
Titanium gear_QTY (pcs) 0

SLX - 12-Speed - HYPERGLIDE - SIL-TEC - MTB Chain

The M7100 chain provides enhanced chain retention thanks to an extended portion of the inner plate. The new chain features quick-link assembly and SIL-TEC treatment for extended offroad durability.

FEATURES

Proprietary design ensures smooth shifts and strength
Extended inner plate improves chain engagement and retention
DYNAMIC CHAIN ENGAGEMENT
Compatible with 12-speed drivetrain
Easy connection (SM-CN910-12)
Non-reusable
Quick assembly tool QUICK-LINK connecting & removing pliers (TL-CN10)
QUICK-LINK
QUICK-LINK connecting & removing pliers (TL-CN10)

PRODUCT SPECIFICATIONS

MODEL NO CN-M7100
SERIES SHIMANO 105 R7100 Di2 Series
Average weight 252
Remarks QUICK-LINK
Chromizing treatment roller link pin ✔
Type HG 12-speed
Pin link plate Gray
Roller link plate SIL-TEC
E-BIKE rear derailleur system compatible ✔

The new DN300 battery features the same waterproof design that Di2 users have loved for generations. Now with 3 ports, it delivers stable power to Shimano's 12-speed road derailleurs and shifters (if a fully wired option is selected).

With the same size as its predecessor, the slim DN300 battery can be housed inside seat posts or frames ensuring a clean aesthetic. Now with 3 ports, the DN300 simplifies wiring to front and rear derailleurs, supplying stable power at all times. The third port is for riders who seek the redundancy of Shimano's 12-speed Di2 wired option.

FEATURES

Compatible with thinner next generation electric wire SD300 and systems after R9250/R8150 series
3 SD300 ports
Shared fixing method with BT-DN110

PRODUCT SPECIFICATIONS

MODEL NO BT-DN300
SERIES SHIMANO 105 R7100 Di2 Series
Average weight 52
Type Built-in battery
Compatible charger RD-R9250, RD-R8150, RD-R7150 (NEW)
Firmware update by E-TUBE PROJECT ✔
Master unit ✔
Chemistry Li-Ion
Rated capacity (Ah) 0.5
Rated capacity (Wh) 3.7
Rated voltage (V) 7.4
SD300 connector (pcs) 0
SD300 port (pcs) 3
SD50 connector (pcs) 0
SD50 port (pcs) 0

The new EC300 charging connector is designed specifically for Shimano's 12-speed Di2 road drivetrains. Connected via the rear derailleur, it is also compatible with Shimano power meters.

Charging of the new Shimano 12-speed Di2 road drivetrains is now accomplished with the EC300 charger cord. Attached to the rear derailleur, this new cord is less expensive than previous chargers and can also be used to charge Shimano power meters.

FEATURES

Charging connector for RD-R9250 and FC-R9200-P
Compatible with charging FC-R9200-P
1.5 m cable length

PRODUCT SPECIFICATIONS

MODEL NO EW-EC300
SERIES SHIMANO 105 R7100 Di2 Series
Cable length (m) 1.5
USB connector Type-A

Electric Wire SD300 for Internal Routing

FEATURES

More compact design makes new electric components smaller and lighter
Will potentially expand the future capabilities of DI2 systems
For internal routing usage (wire holder included)

PRODUCT SPECIFICATIONS

MODEL NO EW-SD300-I
SERIES ULTEGRA R8100 Series
Remarks Cable length:150-1600 mm
Type For built-in routing
Compatible system E-TUBE system
Cord diameter Φ2.4
Plug diameter Φ3.45
SD300 connector (pcs) 2
SD300 port (pcs) 0
SD50 connector (pcs) 0
SD50 port (pcs) 0